# ADD
curl \
    -X POST \
    --header "Content-Type: application/json" \
    --data '{"name": "Colin"}' \
    http://localhost:8080/api/user/add
# QUERY
curl \
    -X GET \
    http://localhost:8080/api/user/1
# UPDATE
curl \
    -X POST \
    --header "Content-Type: application/json" \
    --data '{"id":"1","name": "XXXX"}' \
    http://localhost:8080/api/user/update
# DELETE
curl \
    -X POST \
    http://localhost:8080/api/user/delete/1